A knocked-down boxer is unable to stand back up after the referee counts to ten.

The referee, doctor, or boxer's corner stops the fight during a round after declaring one boxer unfit to continue.

All three judges score the fight in favor of one boxer.

Two judges score the fight in favor of one boxer, while the third scores it in favor of the other.

Two judges score the fight in favor of one boxer, while the third scores it a draw.

A fight is stopped after an accidental foul by one boxer renders the other unable to continue, and a minimum number of rounds is completed. If the judges scored the fight in favor of either boxer under the criteria for any decision at the time of the stoppage, that boxer wins the fight.

When one boxer accumulates more points than the other, according to the scoring of a single referee or judge.

A boxer (or boxer's corner) decides not to continue between rounds.

All three judges score the fight a draw.

One judge scores the fight in favor of one boxer, another scores it in favor of the other boxer, and the third scores it a draw.

Two judges score the fight a draw, while the third scores it in favor of either boxer.

A fight is stopped after an accidental foul by one boxer renders the other unable to continue, and a minimum number of rounds is completed. If the judges scored the fight a draw under the criteria for any draw at the time of the stoppage, the fight is declared a draw.

A fight is stopped when a boxer deliberately commits several fouls or one severe foul during the fight, or when the boxer otherwise displays clear disregard for the rules. The offending boxer automatically loses.

A fight is stopped for any reason outside of the boxers' control, including an accidental foul, and a minimum number of rounds is not completed. A no contest can also be declared retroactively if it was determined that the winning boxer tested positive for a banned substance or used illegal equipment, which would nullify the original result.